CN104683785B - Real-time 3D (3-Dimensional) character inserting and playing method based on naked-eye 3D technology - Google Patents
Real-time 3D (3-Dimensional) character inserting and playing method based on naked-eye 3D technology Download PDFInfo
- Publication number
- CN104683785B CN104683785B CN201510063779.6A CN201510063779A CN104683785B CN 104683785 B CN104683785 B CN 104683785B CN 201510063779 A CN201510063779 A CN 201510063779A CN 104683785 B CN104683785 B CN 104683785B
- Authority
- CN
- China
- Prior art keywords
- picture
- background
- word
- display
- permutation table
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The invention discloses a real-time 3D character inserting and playing method based on a naked-eye 3D technology. The method comprises the following steps of generating corresponding characters and generating pictures of the characters; obtaining the width, height and coordinate value of an area to be displayed; zooming the pictures of the characters according to the width and height of the area to be displayed; rendering other disparity maps according to the specified amount of view points; calculating the arrangement table of the disparity maps; obtaining disparity map arrangement corresponding to the area to be displayed; synthesizing a naked-eye 3D display picture; replacing the background of the synthesized picture with a display background for fusion and displaying the background. Compared with the prior art, characters or times needing to be inserted and played are dynamically displayed in real time through the naked-eye 3D technology, and then the characters or times are fused in the currently displayed background; the principle is that the characters needing to be inserted, played and displayed are generated into corresponding pictures, the pictures are synthesized into the naked-eye 3D display picture according to the naked-eye 3D display technology, and then the background of the pictures is replaced with the background at the current display position and is displayed in real time.
Description
Technical field
The present invention relates to a kind of bore hole 3D display field and image processing method, more particularly, to one kind are based on bore hole 3D technology
The method intercutting 3D word in real time.
Background technology
With the development of bore hole 3D technology recent years, bore hole 3D Display Technique have begun to from laboratory move towards market and
The public visual field, its technology also reaches its maturity.Because bore hole 3D broadcasting content is different with ordinary video, and current bore hole 3D
Standard is simultaneously immature, leads to the making of its content and form different.And because its content production cycle is long, manufacture difficulty
Higher, also result in the scarcity of bore hole 3D content.Current broadcasting content mainly makes in advance according to bore hole 3D Display Technique
Good video or picture, if will in video on intercut 3D word in real time or seem highly difficult if the time.
Content of the invention
The purpose of the present invention is that offer is a kind of and is based on bore hole 3D technology, is capable of word real-time transform, and background
Combine together, and the method intercutting 3D word in real time of bore hole 3D three-dimensional text effect can be shown.
To achieve these goals, the technical solution used in the present invention is：A kind of intercutting in real time based on bore hole 3D technology
The method of 3D word, method and step is as follows：
The first step, establishment word to be shown；
Second step, acquisition viewing area are wide high under regulation resolution ratio；
3rd step, word is generated as word picture；
4th step, picture is scaled to the high equal word picture of viewing area field width；
5th step, according to regulation viewpoint number, the image rendering of the word picture being obtained with the 4th step goes out corresponding parallax
Figure；
6th step, according to regulation bore hole 3D display grating pixel arrangement principle, generate disparity map and permutation table；7th
Step, the coordinate of acquisition word picture display location under regulation resolution ratio；
8th step, in the acquisition permutation table arrangement of correspondence position high according to Image display position coordinate and width；
9th step, the permutation table according to corresponding region and disparity map, put in order according to the disparity map pixel in permutation table,
Rearranged, obtained the bore hole 3D display image after synthesis；
Tenth step, the character background of word picture is replaced with currently playing video or picture background；
11st step, by replace background after picture be placed on viewing area carry out merge display.
Preferably, in the 5th step, in conjunction with the size of background parallax, it is obtained by the translation on picture to word
His visual point image.
Preferably, in the 6th step, according to grating relevant parameter, including slope, pitch value and the corresponding generation of viewpoint number
Disparity map permutation table.
Preferably, in the 7th step, picture displaing coordinate needs to obtain display location top left corner pixel coordinate (X, Y) i.e.
Can, the origin of coordinates is with the point in the screen lower left corner for initial initial point (0,0).
Preferably, in the 8th step, according to the top left corner pixel coordinate of display location, permutation table finds corresponding position
Put, and get the disparity map pixel permutation table of corresponding region according to the wide height of display picture.
Preferably, in the tenth step, according to the display background of picture and the contrast of text pixel value, selecting suitable threshold value
T, then the background pixel value of setting is replaced with currently playing video or picture background.In order to ensure character background and currently broadcast
The video put or picture background merge completely, through calculating, threshold value T, background pixel value B, text pixel value C and empirical value f it
Between relation be, T=B-f and B-C>>F (f=50)；Or T=B+f and C-B>>F (f=50).
Compared with prior art, it is an advantage of the current invention that：The present invention is by bore hole 3D technology, the display of dynamic realtime
Need the word that intercuts or time etc., be then fused in the middle of currently displaying background.Its principle is to need to intercut display
Word generates corresponding picture, by picture according to bore hole 3D Display Technique synthesis bore hole 3D display picture, then by the back of the body of picture
Scape replaces with the background of current display position, and shows in real time.Obtaining is the 3D display effect that effect is exactly word and background merge
Really.And the text effects of arbitrarily editor's need can carry out bore hole 3D and show.
Brief description
Fig. 1 is method of the present invention flow chart.
Specific embodiment
The invention will be further described below.
Embodiment：Referring to Fig. 1, a kind of method intercutting 3D word in real time based on bore hole 3D technology, method and step is as follows：
The first step, establishment word to be shown；
Second step, acquisition viewing area are wide high under regulation resolution ratio；
3rd step, word is generated as word picture, the background pixel value of word picture is set to word to comparing
Big, for example, black 0 or white 255, it is easy to background and merge replacement；
4th step, picture is scaled to the high equal word picture of viewing area field width；
5th step, according to regulation viewpoint number, the image rendering of the word picture being obtained with the 4th step goes out corresponding parallax
Figure, in conjunction with the size of background parallax, obtains other visual point images by the translation on picture to word；6th step, according to
The bore hole 3D display grating pixel arrangement principle of regulation, generates disparity map and permutation table, according to grating relevant parameter, including tiltedly
Rate, pitch value (ratio of unit interval and pixel on grating) and viewpoint number corresponding generation disparity map permutation table；
7th step, the coordinate of acquisition word picture display location under regulation resolution ratio, picture displaing coordinate needs to obtain
Display location top left corner pixel coordinate (X, Y), the origin of coordinates is with the point in the screen lower left corner for initial initial point (0,0)；
8th step, high according to Image display position coordinate and width, obtain the arrangement of correspondence position in permutation table, according to display
The top left corner pixel coordinate of position, finds correspondence position in permutation table, and gets corresponding area according to the wide height of display picture
The disparity map pixel permutation table in domain；
9th step, the permutation table according to corresponding region and disparity map, put in order according to the disparity map pixel in permutation table,
Rearranged, obtained the bore hole 3D display image after synthesis；
Tenth step, the character background of word picture is replaced with currently playing video or picture background；
According to the display background of picture and the contrast of text pixel value, select suitable threshold value T, then the background picture that will set
Plain value replaces with currently playing video or picture background, if the background pixel value 255 or 0 for example setting according to suggestion,
(now text pixel value must less than 50 pixel value can be more than 200 (now text pixel value is necessarily less than 200) or pixel value
50 must be more than) value replace with the pixel value of corresponding background.
If why background value is set as 255 or 0, and threshold value is chosen to be 205 or 50, is because at word edge
With background transitional region, smooth excessiveness can be produced, by calculating, the pixel value of transitional region can be distributed in background pixel value and literary composition
Between word pixel value.In order to ensure that background merges completely, in order to ensure character background and currently playing video or picture background
Merge completely, through calculating, the relation between threshold value T, background pixel value B, text pixel value C and empirical value f is that T=B-f is simultaneously
And B-C>>F (f=50)；Or T=B+f and C-B>>F (f=50).
11st step, by replace background after picture be placed on viewing area carry out merge display.
By said method step, that realizes dynamic realtime of the present invention shows the word needing to intercut or time etc., then
It is fused in the middle of currently displaying background.3D display effect that word and background are merged, and can any editor's need
Text effects carry out bore hole 3D and show.
To provided by the present invention, detailed Jie is carried out based on the method intercutting 3D word in real time of bore hole 3D technology above
Continue, specific case used herein is set forth to the principle of the present invention and embodiment, the explanation of above example is only
It is to be used to help understand the method for the present invention and its core concept；Simultaneously for one of ordinary skill in the art, according to this
Bright thought, all will change in specific embodiments and applications, and the change to the present invention and improvement will be can
Can, without the spirit and scope beyond accessory claim defined, in sum, this specification content should not be construed as
Limitation of the present invention.
Claims (2)
1. a kind of method intercutting 3D word in real time based on bore hole 3D technology is it is characterised in that method and step is as follows：
The first step, establishment word to be shown；
Second step, acquisition viewing area are wide high under regulation resolution ratio；
3rd step, word is generated as word picture；
4th step, picture is scaled to the high equal word picture of viewing area field width；
5th step, according to regulation viewpoint number, the image rendering of the word picture being obtained with the 4th step goes out corresponding disparity map, the
In five steps, in conjunction with the size of background parallax, other visual point images are obtained by the translation on picture to word；
6th step, according to regulation bore hole 3D display grating pixel arrangement principle, generate disparity map and permutation table；
7th step, the coordinate of acquisition word picture display location under regulation resolution ratio, in the 7th step, picture displaing coordinate needs
Obtain display location top left corner pixel coordinate (X, Y), the origin of coordinates is with the point in the screen lower left corner for initial initial point (0,0)；
8th step, high according to Image display position coordinate and width, obtain the arrangement of correspondence position in permutation table, in the 8th step, press
According to the top left corner pixel coordinate of display location, permutation table finds correspondence position, and is got according to the wide height of display picture
The disparity map pixel permutation table of corresponding region；
9th step, the permutation table according to corresponding region and disparity map, put in order according to the disparity map pixel in permutation table, carry out
Rearrange, obtain the bore hole 3D display image after synthesis；
Tenth step, the character background of word picture is replaced with currently playing video or picture background, in the tenth step, according to aobvious
The background of diagram piece and the contrast of text pixel value, select suitable threshold value T, then the background pixel value of setting are replaced with currently
The video play or picture background, the relation between threshold value T, background pixel value B, text pixel value C and empirical value f is, T=B-
F and B-C>>F (f=50)；Or T=B+f and C-B>>F (f=50)；
11st step, by replace background after picture be placed on viewing area carry out merge display.
2. the method intercutting 3D word in real time based on bore hole 3D technology according to claim 1 it is characterised in that：6th
In step, according to grating relevant parameter, including slope, pitch value and viewpoint number corresponding generation disparity map permutation table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510063779.6A CN104683785B (en) | 2015-02-06 | 2015-02-06 | Real-time 3D (3-Dimensional) character inserting and playing method based on naked-eye 3D technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510063779.6A CN104683785B (en) | 2015-02-06 | 2015-02-06 | Real-time 3D (3-Dimensional) character inserting and playing method based on naked-eye 3D technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104683785A CN104683785A (en) | 2015-06-03 |
| CN104683785B true CN104683785B (en) | 2017-02-22 |
Family
ID=53318274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510063779.6A Active CN104683785B (en) | 2015-02-06 | 2015-02-06 | Real-time 3D (3-Dimensional) character inserting and playing method based on naked-eye 3D technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104683785B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105263014A (en) * | 2015-10-12 | 2016-01-20 | 四川长虹电器股份有限公司 | Implementation method of naked eye 3D UI (user interface) controls |
| CN109194942B (en) * | 2018-11-13 | 2020-08-11 | 宁波视睿迪光电有限公司 | Naked eye 3D video playing method, terminal and server |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013520924A (en) * | 2010-02-24 | 2013-06-06 | トムソン ライセンシング | Subtitles for stereoscopic video |
| KR20110138151A (en) * | 2010-06-18 | 2011-12-26 | 삼성전자주식회사 | Method and apparatus for trasmitting video datastream for providing digital broadcasting service with subtitling service, method and apparatus for receiving video datastream providing digital broadcasting service with subtitling service |
| CN102186023B (en) * | 2011-04-27 | 2013-01-02 | 四川长虹电器股份有限公司 | Binocular three-dimensional subtitle processing method |
| CN102447863A (en) * | 2011-12-20 | 2012-05-09 | 四川长虹电器股份有限公司 | Multi-viewpoint three-dimensional video subtitle processing method |
| CN103826114B (en) * | 2013-11-15 | 2017-04-19 | 青岛海信电器股份有限公司 | Stereo display method and free stereo display apparatus |
-
2015
- 2015-02-06 CN CN201510063779.6A patent/CN104683785B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104683785A (en) | 2015-06-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8957892B2 (en) | Stereo composition based on multiple camera rigs | |
| JP5449162B2 (en) | Video encoding apparatus, video encoding method, video reproduction apparatus, and video reproduction method | |
| RU2538335C2 (en) | Combining 3d image data and graphical data | |
| JP5567562B2 (en) | Versatile 3D image format | |
| CN102937968B (en) | A kind of binocular 3D webpage implementation method based on Canvas and system | |
| CN102075694A (en) | Stereoscopic editing for video production, post-production and display adaptation | |
| CN113660528B (en) | Video synthesis method and device, electronic equipment and storage medium | |
| KR101834934B1 (en) | Transferring of 3d image data | |
| CN104717487A (en) | Naked eye 3D interface display method | |
| CN103177467A (en) | Method for creating naked eye 3D (three-dimensional) subtitles by using Direct 3D technology | |
| CN104683785B (en) | Real-time 3D (3-Dimensional) character inserting and playing method based on naked-eye 3D technology | |
| CN108616730A (en) | A kind of three-dimensional barrage method and system based on virtual reality | |
| CN105263014A (en) | Implementation method of naked eye 3D UI (user interface) controls | |
| KR20140051035A (en) | Method and apparatus for image encoding | |
| CN115761188A (en) | Method and system for fusing multimedia and three-dimensional scene based on WebGL | |
| CN103247027B (en) | Image processing method and electric terminal | |
| CN102118584B (en) | Method and device for generating caption moving pictures with curve extension dynamic effect | |
| KR101080988B1 (en) | A 3D Picture Producing Method Using Optimum Parallax, And A Storage Medium | |
| KR101486959B1 (en) | Karaoke System to improve the immersion. | |
| TWI502960B (en) | Device and method for 2d to 3d conversion | |
| CN103379355A (en) | Method and device for stereoscopic video pair production | |
| KR101542775B1 (en) | Apparatus and method for creating 3-dimensional contents of oriental painting | |
| CN102074032A (en) | Animation generating method and device based on picture sequence | |
| KR101438447B1 (en) | An apparatus for displaying 3-dimensional subtitles and the method thereof | |
| Родіна | Computer animation as a tool of vizaalization of information |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |